anonymous
  • anonymous
What cosine function represents an amplitude of 2, a period of 2π, a horizontal shift of π, and a vertical shift of −1? f(x) = −1 cos πx + 2 f(x) = −1 cos (x − π) + 2 f(x) = 2 cos (x − π) − 1 f(x) = 2 cos πx − 1
Mathematics
schrodinger
  • schrodinger
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anonymous
  • anonymous
C
anonymous
  • anonymous
acos(x-h)+k
anonymous
  • anonymous
a is amplitude, h is horizontal shift, k is vertical shift... and cos always has a period of 2pi

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anonymous
  • anonymous
I agree with C
anonymous
  • anonymous
Thank you! :)

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